Wireless portable power source



FIG. 1 is a top, front, right side perspective view of a wireless portable power source, shown in a first configuration;

FIG. 2 is a bottom, rear, left side perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a top view thereof;

FIG. 9 is a top, front, right side perspective view of the wireless portable power source, shown in a second configuration;

FIG. 10 is a bottom, rear, left side view thereof;

FIG. 11 is a bottom, rear, left side perspective view of the wireless portable power source, shown in a third configuration;

FIG. 12 is a top, rear, left side perspective view thereof; and,

FIG. 13 is a bottom, front, left side perspective view of the wireless portable power source, shown in the first configuration and in a condition of use.

The broken lines on the wireless portable power source depict portions of the wireless portable power source that form no part of the claimed design. The broken lines showing a tripod stand in FIG. 13 depict environmental subject matter only, and form no part of the claimed design. 

CLAIM The ornamental design for a wireless portable power source, as shown and described. 